Phthalanone
邻羟甲基苯甲酸内酯
🗣️ 情景例句
the minute he comes home.
他一回来。
The shore man is carrying a heavy load.
码头工人在搬运沉重的东西。
They're both fine,too. What about your family?
他们也都很好。你的家人好吗？